Apple giving $50 refund on replacing iPhone battery last year. Many iPhone users moved to replace their batteries after Apple in mid December confirmed that software updates to older phones. Several iPhone users sued Apple over this.

The iPhone affected by the battery throttling that Apple introduced in iOS 10.2.1, which means iPhone 6 devices and later

On 28 December, Apple said it would reduce the price of replacement batteries for iPhone 6 models or later from $79 to $29. So if you are a customer who paid full price before December 29 to replace an out of warranty battery, you are eligible for a refund.

The condition applied that if your battery replacement was done at an Apple store, Apple Repair Center or an Apple Authorized Service Provider. This offer is good for anyone who bought an out-of-warranty battery replacement from Jan. 1 to Dec. 28.

Apple says it will notify eligible consumers via email before July 27 on how to obtain an electronic funds transfer or a credit card used to pay for the battery replacement. Those not notified by August 1 can contact Apple Support.

Apple started trending news and sending out emails to eligible customers today, and all eligible customers should have been contacted by July 27th. If you believe you’re eligible but haven’t received an email by then, you can contact Apple support separately to apply for the credit.